Abstract: Objective To summarize the clinical experience of Professor Ma Rong in differential treatment for children with tic disorder.Methods The database of effective cases of tic disorder treated by Chinese medicine was established,and the data were analyzed by frequency distribution,cluster analysis and association rules.Results Professor Ma Rong identified the top 5 TCM syndrome types of tic disorder in children as hyperactivity of liver and wind,external wind,spleen deficiency and phlegm accumulation,spleen deficiency and liver hyperactivity,qi depression turning into fire.The frequency of drugs and the primary and secondary drug combinations of each syndrome type were screened and the core formula was obtained.Conclusion The core components for live and wind hyperactivity syndrome were Gastrodia, Unguia, cassia, scorpion, chrysanthemum, keel and oyster. The core components for exogenous wind induced syndrome were forsythia, licorice, mint, honeysuckle, Schizonepeta, scutellaria, asparagus, Fructus aurantii, platycodon, burdock seed and scorpion. The core components for spleen deficiency and phlegm accumulation syndrome are calamus, bile south star, Fructus aurantii, pinellia, poria, tangerine peel, licorice, Chuanxiong, gastrodia, scorpion, Chloriti lapis, Lapis chloriti lapis, Radix nochiae and codonopsis. The core ingredients for spleen deficiency and liver hyperactivity syndrome were bupleurum, keel, oyster, licorice, scutellaria, codonopsis, pinellia, magnet, paeony, rigid silkworm, scorpion, nnamon twig and dried ginger.The core ingredients for Qi depression turning into fire syndrome were bupleurum, ground bone bark, gastrodia, scrophulariae, mulberry bark, peach kernel, pink kudu, calamus, scorpion, psyllium, polygonum, bamboo ,  pogon, Rhizoma japonica, papaya and pinellia.

Key words:

Tic disorder, Data analysis, Ma Rong, Clinical experience